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INTERPOLATEATCENTROI(3G) | [FIXME: manual] | INTERPOLATEATCENTROI(3G) |
NAME¶
interpolateAtCentroid - sample a varying at the centroid of a pixelDECLARATION¶
float
interpolateAtCentroid(float interpolant);
vec2
interpolateAtCentroid(vec2 interpolant);
vec3
interpolateAtCentroid(vec3 interpolant);
vec4
interpolateAtCentroid(vec4 interpolant);
PARAMETERS¶
interpolantSpecifies the interpolant to be sampled at the pixel
centroid.
DESCRIPTION¶
interpolateAtCentroid returns the value of the input varying interpolant sampled at a location inside both the pixel and the primitive being processed. The value obtained would be the value assigned to the input variable if declared with the centroid qualifier.VERSION SUPPORT¶
OpenGL Shading Language Version | ||||||||||||
Function Name | 1.10 | 1.20 | 1.30 | 1.40 | 1.50 | 3.30 | 4.00 | 4.10 | 4.20 | 4.30 | 4.40 | 4.50 |
interpolateAtCentroid | - | - | - | - | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
SEE ALSO¶
interpolateAtSample(), interpolateAtOffset()COPYRIGHT¶
Copyright © 2011-2014 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999. http://opencontent.org/openpub/.COPYRIGHT¶
Copyright © 2011-2014 Khronos Group08/26/2014 | [FIXME: source] |